Answer:
12f-5f²+6f+10f²= 10f²-5f²+12f+6f=5f²+18f
Answer:

Step-by-step explanation:
GIVEN: In the
school year in country A, there were
foreign students from country B. This number is
more than the number of students from country C.
TO FIND: How many foreign students were from country C.
SOLUTION:
Total foreign students from country B 
let the foreign students from country C be 
As the students from country B is
more than the country C
Students from country B



Hence the number of students from country C are 
For the equation
take the
from both sides:
Find x:

Answer: correct choice is D
Answer:
C
Step-by-step explanation:
think of a random K number (like 3 for example)
1/2(3) = 3/2
this equals k/2 = 3/2